P0615 — Starter Relay Circuit
Category: Powertrain Severity: Medium
Updated:
DTC code P0615 means: Starter Relay Circuit. It falls under the "Powertrain" category, with an estimated severity of Medium. Common causes include failed starter relay, damaged relay wiring or connector and faulty clutch or Park/Neutral switch; it's worth confirming the diagnosis before replacing parts.
Possible causes
- Failed starter relay
- Damaged relay wiring or connector
- Faulty clutch or Park/Neutral switch
- Low battery voltage
Symptoms
- Engine doesn't crank
- Intermittent starting
- Click but no crank
How to diagnose it step by step
- Check the battery.
- Swap the relay.
- Check the clutch or P/N switch.
- Measure the relay activation signal.
How to fix it
Swap the starter relay with an identical one in the fuse box. If nothing changes, check the clutch or Park/Neutral switch and the battery.
Estimated repair cost
Relay: $10–50.
Frequently asked questions
What does DTC code P0615 mean?
Starter Relay Circuit.
Is code P0615 serious?
Severity Medium. Not urgent, but worth diagnosing to avoid bigger damage.
Can I keep driving with code P0615?
Yes, if it starts; it may fail to start at any time.
Related codes
P0620 P0606 P0605 P0604 P0603 P0627 P0602 P0601 P0600 P0641
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